import pprint
people = {}
people['Ford'] = {"Name":'Ford Prefect',
                  "Gender":'Male',
                  "Occupation":'Researcher',
                  "Home Planet":'Betelgeuse Seven'}
people['Arthur'] = {"Name":'Arthur Dent',
                  "Gender":'Male',
                  "Occupation":'Sandwich-Maker',
                  "Home Planet":'Earth'}
people['Tricia'] = {"Name":'Tricia McMillan',
                    "Gender":'Female',
                    "Occupation":'Mathematician',
                    "Home Planet":'Earth'}
people['Marvin'] = {"Name":'Marvin',
                    "Gender":'Unknown',
                    "Occupation":'Paranoid Android',
                    "Home Planet":'Unknown'}
pprint.pprint(people)